151 principal data engineer jobs at 69 companies in Mill Valley, CA
2w
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Data Engineer, Principal
Oakland or Washington or Ohio or Missouri or California or Long Beach or Arizona or Colorado or Florida or Georgia or Maryland or Minnesota or Nevada or Oregon or El Dorado Hills or Lodi or Rancho Cordova or San Diego or Alabama or Illinois or Virginia or Wisconsin or Texas or New York
$168k-$252k/yr HybridFull Time
10+ YOE10+ years data engineering experience, bachelor's or equivalent, expertise in Data Vault 2.0/dimensional modeling/Lakehouse, SQL/Python/DBT, cloud data platforms, CI/CD, and mentoring senior engineers.
SQL, Python, DBT Cloud, DBT core, Snowflake, Synapse, Databricks, Git, Bitbucket, Jira
3mo
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Principal Engineer, Identity Data Security and Trust
Menlo Park, California, United States
$264k-$380k/yr OnsiteFull Time
12+ YOE12+ years software engineering; 5+ years as principal/architect; security, DLP, cloud infra.
Java, Go, C++, AWS, GCP, Azure, TLS, HTTP, DNS
1w
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Principal Data Engineer
San Francisco or Seattle
$197k-$314k/yr HybridFull Time
7+ YOE7+ years data engineering experience; expertise in distributed systems, lakehouse architectures, real-time pipelines; proficiency in Python/Scala/Java and SQL; strong systems architecture and leadership skills.
Airflow, Dagster, Python, Scala, Java, SQL, Docker, Git, CI/CD, IaC
3w
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Principal Data Engineer, People Data
Bellevue or Chicago or San Francisco or Washington
$197k-$271k/yr HybridFull Time
10+ YOE10+ years data engineering experience; expert SQL, ETL/ELT, MPP databases, AWS services; HR/People data experience; experience with batch and realtime pipelines, lakehouse architectures, and data quality frameworks.
SQL, Airflow, dbt, Snowflake, Redshift, Amazon S3, AWS Lambda, EMR, ECR, EKS, Workday, Spark, Kafka, Databricks, Iceberg, Delta
18h
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Principal Data Engineer - CoreAI
Redmond or Mountain View
$143k-$275k/yr HybridFull Time
4+ YOEMaster's and 4+ years or bachelor's and 6+ years in data engineering, software development, analytics, data science, or modeling; security screening required.
Azure, Azure Data Lake, Spark, Synapse, SQL, Azure Data Explorer, PySpark
1mo
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AI Principal Engineer - Clinical Data Analytics
Alameda, California, United States
$172k-$245k/yr OnsiteFull Time
9+ YOEAdvanced experience in Databricks/Unity Catalog/Delta Lake, Python and SQL, data architecture and governance, MLOps/LLMOps, cloud (AWS) SaaS infra, BI tooling, and 9+ years of related experience (Master's) or 11+ (Bachelor's).
Databricks, Unity Catalog, Delta Lake, Python, SQP, R, Atlan, Colibra, Reltio, Spotfire, Tableau, Power BI, SE, EC2, Lambda, Glue, Redshift
1w
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Principal Data Automation Engineer/ Data Scientist, Supply Chain
Santa Clara, California, United States
$115k-$235k/yr OnsiteFull Time
7+ YOE7+ years in data engineering/analytics/AI with expertise in SQL and Python, building data pipelines, automation, ML models, and dashboards for supply chain operations.
SQL, Python, Oracle Analytics Cloud, Tableau, Power BI, Oracle Fusion Cloud Applications
2mo
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Principal Software Engineer, Data
Cambridge or San Francisco
$204k-$348k/yr HybridFull Time
8+ YOE8-15 years of backend-focused engineering; full stack experience; AWS, Kubernetes; API design; data pipelines; Python; collaboration with scientists and engineers.
React, TypeScript, Nx, Tailwind, FastAPI, SQL/NoSQL, Python, Pydantic, SQLAlchemy, SQLModel, Django, Airflow, Prefect, Temporal, Dagster, pandas, numpy, scipy, jax, pytorch, AWS, Kubernetes, Terraform, CloudFormation, GitHub Actions
1mo
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Principal Engineer, Data & Compute
London or Sunnyvale
$370k-$418k/yr HybridFull Time
10+ YOE10+ years building large-scale distributed systems with 4+ years on GPU cloud infrastructure; experience with GPU training/inference, petabyte-scale data architecture, system design, and technical leadership.
Ray, Kubernetes, Airflow, Flyte
1mo
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Principal Engineer, Data & Compute
Sunnyvale or London
$370k-$418k/yr HybridFull Time
10+ YOE10+ years building large-scale distributed systems (4+ years on GPU infrastructure), experience with GPU training/inference clusters, petabyte-scale data architecture, strong technical leadership and mentorship; advanced degree or equivalent experience.
Ray, Kubernetes, Airflow, Flyte, Microsoft Excel
1mo
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Principal Engineer, Data Center Deployment Ops
San Francisco, California, United States
$184k-$231k/yr RemoteFull Time
10+ YOE10+ years in data center architecture or infrastructure engineering with deep MEP, cooling, and power expertise; experience leading PoCs, site selection, and mentoring engineering teams.
1mo
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Principal Software Engineer – GT Data
Santa Clara, California, United States
$272k-$431k/yr OnsiteFull Time
15+ YOEBachelor's degree or equivalent, 15+ years engineering experience, strong debugging of cross-functional sensor/data/ML systems, sensor systems and data pipeline expertise, and ability to manage cross-time-zone technical communication.
3w
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Principal Scientist - Data Pipeline Engineer
San Jose or Seattle or San Francisco
$206k-$388k/yr OnsiteFull Time
10+ YOE10+ years in data engineering/ML infrastructure, distributed systems expertise, Python and a systems language, experience with Ray or Spark, GPU inference optimization, large-scale databases and data curation for model training.
Ray, Spark, Python, C++, Rust, Go, Java
6d
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Distinguished Principal Engineer - AI Science
San Francisco, California, United States
$225k-$250k/yr OnsiteFull Time
10+ YOE10+ years data science/ML experience, 3+ years technical lead, expert in ML theory and optimization, strong coding in Python/Scala/Java/R and SQL, quantitative degree (BS/MS/PhD).
Python, Scala, Java, R, SQL
1w
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Principal Data Architect
Pleasanton, California, United States
$114k-$228k/yr OnsiteFull Time
8+ YOE8+ years in data architecture/engineering, 5+ years building enterprise cloud data platforms; deep Databricks, AWS, Azure, SQL and Python experience; data governance, security, and healthcare data knowledge preferred.
Databricks, Delta Lake, Unity Catalog, Databricks Workflows, Databricks SQL, Spark, PySpark, AWS, S3, Glue, IAM, Redshift, Lambda, Kinesis, Lake Formation, Microsoft Azure, Azure Data Lake Storage (ADLS), Azure Data Factory, Synapse, Azure Key Vault, Microsoft Purview, SQL, Python, Kafka, Spark Structured Streaming, EMR/EHR, FHIR, HL7, MLOps
2mo
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Principal Security Data Engineer, Infrastructure Security Engineering - DGX Cloud
Santa Clara or California or United States
$272k-$431k/yr OnsiteFull Time
15+ YOE15+ years building and operating production data pipelines/lakes at scale; production-grade coding (Python, Go, Scala, SQL); data modeling, distributed systems, and security-minded data handling; Bachelor's or equivalent experience.
Python, Go, Scala, SQL, OCSF, ECS, DCGM, Redfish, BMC, InfiniBand, SIEM, DGX Cloud, LLM
2w
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Principal Data Scientist
Oakland, California, United States
$163k-$277k/yr HybridFull Time
8+ YOE8+ years data science/AI engineering experience (2 years with doctorate), bachelor’s in quantitative field or equivalent, deep Python and cloud AI experience, agentic AI and MLOps expertise, strong communication and leadership.
Python, AWS Bedrock, AWS AgentCore, LangGraph, LangChain, CrewAI, APIs, CI/CD, vector databases
2mo
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Principal Quality Engineer
Alameda, California, United States
$150k-$195k/yr OnsiteFull Time
7+ YOEBachelor's degree in Engineering; 7+ years in Quality/Manufacturing Engineering in medical devices; Lean/Six Sigma experience; strong data analytics and cross-functional leadership.
statistical analysis, DOE, Six Sigma, Quality Management System (QMS), FDA QSR, ISO 13485
1w
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Principal Data Engineering Lead - Services Special Project
Cupertino, California, United States
OnsiteFull Time
Lead design and operation of large-scale real-time data platforms processing multimodal data, drive data processing systems, and coordinate cross-organizational partners.
1w
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Principal Engineer, Data Center Sustainability
Sunnyvale, California, United States
$307k-$427k/yr OnsiteFull Time
15+ YOEPhD or equivalent,15+ years systems engineering or computer architecture experience; leadership of large cross-functional programs; expertise in power management, hardware-software co-design, distributed systems, and grid/renewables/carbon accounting.
CPU, GPU, TPU, Vertex AI, Machine Learning (ML)
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